Containerization is an inter-modal system of transporting the general cargo or product in lots which are too small for the traditional bulk transport system, using ISO standard containers. The goods can be easily moved from one location to another in these containers which can be loaded intact onto the container ships, trucks, railroad cars and planes. The concept of containerization is considered as the key innovation in the field of logistics which has revolutionized freight handling in the twentieth century. Benefits of Containerization Goods in lots which are too small for the traditional bulk transport can be moved using containers. Containerization is best option for high-value and delicate cargo as it provides safety from human and natural factors. As containers are moved intact, substantial amount of time and labor cost is saved which would otherwise have incurred in loading and unloading goods. It prevents poor handling of goods that results from bulk transport systems. Containers can act as mode of storage anywhere along the transport route. Container ships provide regular service to overseas ports, thus it minimizes the waiting time. Containerization reduces the transit time which not only offers a means of marketing for the producer that bulk systems cannot provide, but also helps to reduce the inventory costs and increases reliability. Following part explains the containerization in past, present future: